Merge pull request #3624 from haircommander/conmon-exec-with-remote-exec

Add remote exec

1 files changed, 30 insertions, 0 deletions

diff --git a/libpod/define/exec_codes.go b/libpod/define/exec_codes.go
new file mode 100644
index 000000000..7184f1e59
--- /dev/null
+++ b/libpod/define/exec_codes.go
@@ -0,0 +1,30 @@
+package define
+
+import (
+	"github.com/pkg/errors"
+)
+
+const (
+	// ExecErrorCodeGeneric is the default error code to return from an exec session if libpod failed
+	// prior to calling the runtime
+	ExecErrorCodeGeneric = 125
+	// ExecErrorCodeCannotInvoke is the error code to return when the runtime fails to invoke a command
+	// an example of this can be found by trying to execute a directory:
+	// `podman exec -l /etc`
+	ExecErrorCodeCannotInvoke = 126
+	// ExecErrorCodeNotFound is the error code to return when a command cannot be found
+	ExecErrorCodeNotFound = 127
+)
+
+// TranslateExecErrorToExitCode takes an error and checks whether it
+// has a predefined exit code associated. If so, it returns that, otherwise it returns
+// the exit code originally stated in libpod.Exec()
+func TranslateExecErrorToExitCode(originalEC int, err error) int {
+	if errors.Cause(err) == ErrOCIRuntimePermissionDenied {
+		return ExecErrorCodeCannotInvoke
+	}
+	if errors.Cause(err) == ErrOCIRuntimeNotFound {
+		return ExecErrorCodeNotFound
+	}
+	return originalEC
+}